Please solve these questiins from 9-11 S. A rectangular is 6m long. S m wide and 4 m high. Calculate surface
(b) If the Windows and door in the above room are made up of of the wall area, how much
will be needed to give the tour walls (excluding the windows and door) two coats of pain!
of paint is used to cover 18 in one coat.
Find thearea Of the lour walls Ofa room 7 m long, bmad, and 3m high. Find the cost Of distempering
wall< at the rate Of e 3. 1 5 per
uired for aking an open cistern (i.e., without a lid), 5 m long.
Find the area Of the thin
eun
m wide. 4 m deep.
. A swimming pool is 20 m in length, 15 m in breadth, and 4 m in depth. Find the cost of cementing its
floor and walls at the rate of? 12 per square metre.
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